Home / 24,958.80-34,440.12-13,780.08

Finding the Fourth Proportional to 24,958.80, 34,440.12 and 13,780.08

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Solution

The fourth proportional to 24,958.80, 34,440.12 and 13,780.08 is: 19,014.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,958.80 : 34,440.12 = 13,780.08 : x
  2. Step 2: Convert to fraction form
    24,958.80/34,440.12 = 13,780.08/x
  3. Step 3: Cross multiply
    24,958.80x = 34,440.12 × 13,780.08
  4. Step 4: Simplify right side
    24,958.80x = 474,587,608.81
  5. Step 5: Solve for x
    x = 474,587,608.81/24,958.80
  6. Step 6: Final answer
    x = 19,014.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.